Granted Patent
Utility
US 6,327,288 · App. 09/263,654
Buried heterostructure for lasers and light emitting diodes
Inventors:
Shih-Yuan Wang, Yong Chen
Patented Case
View Patent ↗
Granted: Dec 4, 2001
Filed: Mar 5, 1999
Inventors
Shih-Yuan Wang
Yong Chen
Assignee (at issue)
Lumileds Lighting US, LLC
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.